{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["biomedical", "machanical property", "application", "enabling technology", "concept or principle", "machine or equipment"], "input": "Wire + Arc Additive Manufacture is a suitable technique to manufacture large-scale unalloyed tungsten components The orientation of the wire feeding influences the occurrence of defects as lack of fusion , pores and micro-cracks The orientation of the wire feeding influences the microstructure of the tungsten deposits Front wire feeding allowed to produce fully-dense crack-free unalloyed tungsten deposits The manufacturing of refractory-metals components presents some limitations induced by the materials ' characteristic low-temperature brittleness and high susceptibility to oxidation ."}
{"biomedical": [], "machanical property": ["pores", "susceptibility"], "application": [], "enabling technology": [], "concept or principle": ["manufacture", "orientation", "defects", "fusion", "micro-cracks", "microstructure", "materials"], "machine or equipment": ["components"]}